FlexVols migrated from Data ONTAP 7-Mode show higher-than-expected space usage
Applies to
- ONTAP 9
- FlexVol migrated from Data ONTAP 7-Mode using 7-Mode Transition Tool (7MTT)
Issue
- The
volume show-space
command shows a higher-than-expected amount of metadata usage, specificallyInodes
andDeduplication
:
Vserver : svm1
Volume : vol1
Feature Used Used%
-------------------------------- ---------- ------
User Data 303.3GB 61%
Filesystem Metadata 11.59GB 2%
Inodes 71.99GB 14%
Deduplication 52.29GB 10%
Quota Metadata 20KB 0%
Performance Metadata 298.6MB 0%
Total Used 439.5GB 88%
Total Physical Used 439.5GB 88%
- Deduplication is not enabled on the volume
- Inode usage on volume is low (from
df -i
):
/vol/svol1/ 3210937 246789057 1%